The collection consists of typescripts, watercolor and pencil illustrations, correspondence, and other materials related to the creation of picture books and works illustrated and/or written by Betsy Lewin.

The collection contains production material, including manuscript and illustrative material, for children's books and related materials written and/or illustrated by Don Freeman.

Ilse-Margret Vogel's papers focus on her work as an author and illustrator of children's books. The collection contains production material for children's books published between 1964 and 1984.

This collection contains graphic materials, research, and papers related to works illustrated and works written and illustrated by Lois Ehlert.

Louis Slobodkin's papers focus on his work as an author and illustrator of children's books. The collection contains production material for various titles published between 1943-1972, as well as some miscellaneous material and artwork.

Collection contains typescript, galley proofs, and illustrations for two children's books created by Mircea Vasiliu.

Phoebe Erickson's papers focus on her work as an author and illustrator of children's picture books. The collection contains production material for books written or illustrated by Erickson.

The collection contains typescripts, correspondence, proofs, and production material for children's books by Susan Roth.

Wanda Gág's papers focus on her work as an author and illustrator of children's books. The collection contains production material for published and unpublished titles, and personal correspondence and papers.

The Witold Mars papers contains artwork and other material related to children's books illustrated by Mars, as well as correspondence related to some titles, as well as designs for Christmas cards, advertising and commercial art, and other artistic endeavors.